This is a ROHM product application manual, mainly introducing the features and characteristics of the products in the manual
The BB6381KU is a silicon monolithic integrated circuit designed as a control IC for CD‑R/RW drives. It supports CD‑DA, CD‑ROM, CD‑R, CD‑RW formats, all CD recording types (Red Book, Orange Book, Mt Rainier), and includes built‑in analog front‑end processing, FM and ATIP recovery, high‑performance write strategy, and an ARM7 processor with DSP servo control.
The device is supplied in a UQFP‑256 package and operates with a digital core supply up to 25 V, analog and RF supplies up to 45 V and 7 V respectively. Recommended operating temperature ranges from –20 °C to 75 °C, with storage temperature from –55 °C to 125 °C. Application notes advise consulting sales for use in safety‑critical equipment.
| Package | UQFP‑256 |
|---|---|
| Absolute maximum power supply voltage (Digital core) | 25 V |
| Absolute maximum power supply voltage (Digital/Analog) | 45 V |
| Absolute maximum power supply voltage (RF part) | 7.0 V |
| Storage temperature range | -55 °C to 125 °C |
| Operating power supply voltage (Digital core) | 1.65 V to 1.95 V |
| Operating temperature range | -20 °C to 75 °C |
The device is supplied in a UQFP‑256 package.
The digital core can handle up to 25 V, the digital/analog sections up to 45 V, and the RF part up to 7.0 V.
The recommended operating temperature range is –20 °C to 75 °C.